FNUS73 KUNR 311951
FWSUNR

SPOT FORECAST FOR BUCK...USFS
NATIONAL WEATHER SERVICE RAPID CITY SD
ISSUED BY NATIONAL WEATHER SERVICE NORTH PLATTE NE
151 PM MDT WED AUG 31 2011

FORECAST IS BASED ON REQUEST TIME OF 1315 MDT ON AUGUST 31.
IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE
NATIONAL WEATHER SERVICE OFFICE IN RAPID CITY.

.DISCUSSION...
A TRANSITION PERIOD WILL BE OCCURRING OVER THE NEXT FEW DAYS. AS
THIS HAPPENS...A COLD FRONT WILL MOVE ACROSS THE REGION TONIGHT.
BEHIND THE COLD FRONT TEMPERATURES WILL FALL AND RELATIVE HUMIDITY
VALUES RISE. IN THE MEANTIME HOWEVER...ISOLATED TO SCATTERED
THUNDERSTORMS WILL BE POSSIBLE THIS EVENING AND TONIGHT.
INITIALLY THE STORMS WILL CONTAIN VERY LITTLE RAINFALLL AND MAY
CONTAIN GUSTY WINDS. THE COLD FRONTAL PASSAGE AND ASSOCIATED WIND
SHIFT IS EXPECTED TO OCCUR AFTER MIDNIGHT LOCAL TIME.

.REST OF TODAY...

SKY/WEATHER.........MOSTLY SUNNY. SLIGHT CHANCE OF SHOWERS AND
                    THUNDERSTORMS.
TEMPERATURE.........87 AT REQUEST...MAX 90.
RH..................15 PERCENT AT REQUEST...MIN 15 PERCENT.
WIND (20 FT)........WINDS SOUTHWEST AT 14 MPH AT
                    REQUEST...OTHERWISE SOUTH WINDS 13 TO 14 MPH
                    WITH GUSTS TO AROUND 20 MPH.
CWR.................0 PERCENT.
LAL.................2.
HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......10900 TO 11900 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 25 TO 31 MPH.
SMOKE DISPERSAL.....EXCELLENT.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
                    THUNDERSTORMS IN THE EVENING.
TEMPERATURE.........MIN 58.
RH..................MAX 60 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 6 TO 14 MPH WITH GUSTS TO
                    AROUND 25 MPH.
CWR.................0 PERCENT.
LAL.................2 UNTIL 2400...THEN 1.
HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......200 TO 700 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 23 TO 31 MPH BECOMING WEST AROUND 10
                    MPH.
SMOKE DISPERSAL.....VERY GOOD DECREASING TO POOR.

.THURSDAY...

SKY/WEATHER.........PARTLY SUNNY.
TEMPERATURE.........MAX 76.
RH..................MIN 37 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 8 MPH.
CWR.................9 PERCENT.
LAL.................1.
HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......2200 TO 3200 FT AGL.
TRANSPORT WINDS.....NORTHWEST 10 TO 14 MPH SHIFTING TO THE
                    NORTHEAST AROUND 10 MPH LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR.

$$
FORECASTER...NWS
REQUESTED BY...IC
TYPE OF REQUEST...WILDFIRE
.TAG 20110831.BUCK_.02/UNR